オレンジ（オレンジ、orenji）
- orange

The word オレンジ (ōrenji) means "orange," referring to both the citrus fruit and the color. It's a loanword from the English word "orange."

⚫︎オレンジジュースを飲みます。 Translation: I drink orange juice. ⚫︎この服はオレンジ色です。 Translation: This clothing is orange colored. ⚫︎オレンジの木があります。 Translation: There is an orange tree.

オレンジ is used in the same ways as "orange" in English. It can refer to the fruit, the color, or things that are orange in color. ⚫︎When talking about the fruit, you might say オレンジ or [オレンジ]. ⚫︎When describing the color, you'll use [オレンジ]色 (ōrenji-iro), meaning "orange color."

オレンジ is written in katakana, as it's a loanword. There are no other ways to write it, and there are no variations in okurigana. The wordオレンジ is written in katakana, and can also be used as オレンジジュース, オレンジ色.

There are no direct synonyms for オレンジ in Japanese, as it's a specific term. However, you might use descriptive words to convey the idea. For the color, you could use 橙色 (daidai-iro), though this is a less common word and can sometimes be seen as slightly more reddish than オレンジ.

There are no direct antonyms for オレンジ as it's a specific term. However, the antonyms would be any other color like 赤 (aka - red), 青 (ao - blue), etc., or other fruits that are not オレンジ.

[オレンジ]はビタミンCが豊富です。 ・Translation: Oranges are rich in Vitamin C. ・Explanation: This sentence uses [オレンジ] to refer to the fruit, highlighting its nutritional content.

彼女はオレンジのワンピースを着ていました。 ・Translation: She was wearing an orange dress. ・Explanation: This sentence uses [オレンジ] to describe the color of the dress.

The word オレンジ comes from the English word "orange," which itself comes from a similar word in a language like Portuguese, and that word likely traces back to the Sanskrit word "naranga".